Global systems

2. wave A radio wave with a wavelength in excess of 1000 meters.
3. transportation fuels like ethanol and biodiesel that are made from biomass materials.
6. all the living organisms existing together in a particular area .
7. The process of water molecules escaping the surface of the Earth and entering the atmosphere
9. Sheet a very large and thick area of ice that covers a region
11. Nino An extreme of the Southern Oscillation that causes drought in parts of Australia
14. A radio wave with a wavelength in excess of 1000 meters.
16. the land masses on Earth
18. Effect the warming of Earth caused by greenhouse gases
20. process in which green plants, algae, and cyanobacteria utilize the energy of sunlight to manufacture carbohydrates from carbon dioxide and water in the presence of chlorophyll.
22. periods between glaciations
23. the layers of gases that surround the plant
25. a colorless odorless flammable gaseous hydrocarbon ch4 that is a product of decomposition of organic matter and of the carbonization of coal, is used as a fuel and as a starting material in chemical synthesis, and is the simplest of the alkanes
26. Dioxide used by plants during photosynthesis to make sugars which may either be consumed again in

1. Fuels Fuels that contain the carbon of plants and animals that died and were preserved mllions of years ago
3. all living things on the planet Earth
4. commonly referred to has heat rays. Heat is in fact infrared radiation.
5. cutting, clearing, and removal of rainforest or related ecosystems into less bio-diverse ecosystems such as pasture, cropland, or plantations
8. moves between plants, animals, bacteria, the atmosphere (the air), and soil in the ground.
10. the conditions in the atmosphere
12. all the liquod water on the Earths surface
13. It takes place when water vapor in the air condenses from a gas, back into a liquid form, and leaves the atmosphere, returning to the surface of the Earth.
15. scientific term for conveyor belt, a contunious circulation of water that can be tracked around the whole Earth
17. or used as the raw material to produce polysaccharides such as starch and cellulose, proteins and the wide variety of other organic compounds required for plant growth and development.
19. the act of producing or sending out something (such as energy or gas) from a source
21. The long term averages of weather conditions
24. areas on Earth where the temperature in layers of soil or rock beneath the surface never rises above freezing point